Generally, reptile have 3(1/2) chambered heart except

Generally, reptile have 3(1/2) chambered heart except

Options

(a) crocodile,which have four chambered heart
(b) alligator,which have four chambered heart
(c) crocodile which have three chambered heart
(d) both a and b

Correct Answer:

both a and b

Explanation:

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